User reviews

4 out of 5 based on 1 ratings for VGSC 2009

For VGSC 2009Publisher's description

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VGSC is a Social & Communication software developed by SpeedVoIP Communication Technology Co.,Ltd. After our trial and test, the software is proved to be official, secure and free. Here is the official description for VGSC:

Edit by Brothersoft: For political & economic reasons, ISP may block VoIP in your country. To protect your VoIP business &

VGSC 2008, which installed on client sideâ??s PC, and support your X-lite, Linksys PAP2 without any VoIP

blocking.

Key Features:

Maximum call completion rate and maximum voice service duration SIP core standards and a variety of drafts supported Proprietary LinkLayer protocol for controlling Any 3rd-party Softphone/ATA/Gateway/IPPhone/IAD and SIP Proxy/Registrar/SBC supported The most comprehensive codec including g.711/g.723/g.729ab/iLBC/gsm/speechX supported Bypassing Narus and Verso platform detection Flexible user-customized encryption policy driven Strict call path Protection and security up to termination Only simultaneous signaling/media/T.38 fax packet support across any firewall. No network or firewall modification is required. Excellent voice quality without any latency and performance compromise Available on all major platforms. you can free download VGSC 2009 now.